#1C207F#1C207F

#1C207F is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.8% C 0.155 H 271.6°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#1C207F
RGB	rgb(28, 32, 127)
HSL	hsl(238, 64%, 30%)
HSV	hsv(238, 78%, 50%)
CMYK	cmyk(78%, 74.8%, 0%, 50.2%)
CIE-LAB	lab(19.27, 33.09, -53.56)
CIE-LCH	lch(19.27, 62.96, 301.71°)
OKLab	oklab(31.79% 0.0044 -0.155)
OKLCH	oklch(31.79% 0.155 271.6)
XYZ	xyz(4.8249, 2.8117, 20.3630)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C207F #7F7B1C

analogous

#1C517F #1C207F #4A1C7F

triadic

#1C207F #7F1C20 #207F1C

tetradic

#1C207F #7F1C51 #7F7B1C #1C7F4A

square

#1C207F #7F1C51 #7F7B1C #1C7F4A

split-complementary

#1C207F #7F4A1C #517F1C

monochromatic

#06071B #11134D #1C207F #272DB1 #4046D5

Accessibility & contrast

On white

13.44

#1C207F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1C207F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C207F

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C207F	#FFFFFF	#000000	##FFFFFF
##1C207F	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003482

Deuteranopia (green-blind)

#002A7D

Tritanopia (blue-blind)

#003B4D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1c207f;
/* rgb */ color: rgb(28, 32, 127);
/* oklch */ color: oklch(31.8% 0.155 271.6);

Tailwind

colors: {
  custom: {
    50: '#6a5ca5',
    500: '#1c207f',
    950: '#000000',
  },
}

SCSS

$custom: #1c207f;
$custom-light: #6a5ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#1c207f",
  "rgb": {
    "r": 28,
    "g": 32,
    "b": 127
  },
  "hsl": {
    "h": 237.576,
    "s": 63.871,
    "l": 30.392
  },
  "oklch": {
    "l": 0.31794,
    "c": 0.15508,
    "h": 271.6
  },
  "luminance": 0.02812
}

Semantic roles & 50–950 ramp

primary

#1C207F

secondary

#B3AE44

accent

#E041E7

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08040F

muted

#7A797F

Preview Lab

Preview with #1C207F

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →